/**
 * Created by zby on 2018/4/8.
 */

import java.text.*;

public class Example8_19 {
    public static void main(String args[]) {
        int n = 12356789;
        System.out.println("整数" + n + "按千分组(带正号):");
        String s = String.format("%,+d", n);
        System.out.println(s);
        double number = 98765.6789;
        System.out.println(number + "格式化为整数7位，小数3位:");
        s = String.format("%011.3f", number);
        System.out.println(s);
    }
}
